257134068

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 731640000

約数和(自身を除く): 474505932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 29, 36, 38, 54, 57, 58, 76, 87, 108, 114, 116, 149, 171, 174, 228, 261, 298, 342, 348, 447, 513, 522, 551, 596, 684, 783, 841, 894, 1026, 1044, 1102, 1341, 1566, 1653, 1682, 1788, 2052, 2204, 2523, 2682, 2831, 3132, 3306, 3364, 4023, 4321, 4959, 5046, 5364, 5662, 6612, 7569, 8046, 8493, 8642, 9918, 10092, 11324, 12963, 14877, 15138, 15979, 16092, 16986, 17284, 19836, 22707, 25479, 25926, 29754, 30276, 31958, 33972, 38889, 45414, 47937, 50958, 51852, 59508, 63916, 76437, 77778, 82099, 90828, 95874, 101916, 116667, 125309, 143811, 152874, 155556, 164198, 191748, 233334, 246297, 250618, 287622, 305748, 328396, 375927, 431433, 466668, 492594, 501236, 575244, 738891, 751854, 862866, 985188, 1127781, 1477782, 1503708, 1725732, 2216673, 2255562, 2380871, 2955564, 3383343, 4433346, 4511124, 4761742, 6766686, 7142613, 8866692, 9523484, 13533372, 14285226, 21427839, 28570452, 42855678, 64283517, 85711356, 128567034, 257134068]

約数ペア:

[(1, 257134068), (2, 128567034), (3, 85711356), (4, 64283517), (6, 42855678), (9, 28570452), (12, 21427839), (18, 14285226), (19, 13533372), (27, 9523484), (29, 8866692), (36, 7142613), (38, 6766686), (54, 4761742), (57, 4511124), (58, 4433346), (76, 3383343), (87, 2955564), (108, 2380871), (114, 2255562), (116, 2216673), (149, 1725732), (171, 1503708), (174, 1477782), (228, 1127781), (261, 985188), (298, 862866), (342, 751854), (348, 738891), (447, 575244), (513, 501236), (522, 492594), (551, 466668), (596, 431433), (684, 375927), (783, 328396), (841, 305748), (894, 287622), (1026, 250618), (1044, 246297), (1102, 233334), (1341, 191748), (1566, 164198), (1653, 155556), (1682, 152874), (1788, 143811), (2052, 125309), (2204, 116667), (2523, 101916), (2682, 95874), (2831, 90828), (3132, 82099), (3306, 77778), (3364, 76437), (4023, 63916), (4321, 59508), (4959, 51852), (5046, 50958), (5364, 47937), (5662, 45414), (6612, 38889), (7569, 33972), (8046, 31958), (8493, 30276), (8642, 29754), (9918, 25926), (10092, 25479), (11324, 22707), (12963, 19836), (14877, 17284), (15138, 16986), (15979, 16092)]